The title gives one hope: Could this be curtains for the stubbornly undead franchise? Unfortunately, Resident Evil: Extinction plays like a flabby middle chapter, full of nerdy details (we practically get an org chart of the Umbrella Corporation, author of a globe-spanning zombie plague) but fraudulently short on the ruined Vegas-scape that ads have been promising. Our hero Alice (Milla Jovovich, bioengineered for joyless, over-choreographed carnage) spends all of 10 minutes there — and she doesn’t even visit a zombie casino! C-